diff --git a/custompios/crowsnest/config b/custompios/crowsnest/config
index afdaa5e..47787d9 100644
--- a/custompios/crowsnest/config
+++ b/custompios/crowsnest/config
@@ -15,11 +15,14 @@
 [ -n "$CROWSNEST_CROWSNEST_DEPS" ] || CROWSNEST_CROWSNEST_DEPS="git crudini bsdutils findutils v4l-utils ffmpeg"
 [ -n "$CROWSNEST_DEFAULT_CONF" ] || CROWSNEST_DEFAULT_CONF="mainsail_default.conf"
 [ -n "$CROWSNEST_DEFAULT_CONF_DIR" ] || CROWSNEST_DEFAULT_CONF_DIR="/home/${BASE_USER}/klipper_config"
-[ -n "$CROWSNEST_MOONRAKER_SUPPORT" ] || CROWSNEST_MOONRAKER_SUPPORT="y"
-[ -n "$CROWSNEST_FORCE_RASPICAMFIX" ] || CROWSNEST_FORCE_RASPICAMFIX="y"
+# Force Raspicam fix bool (1:yes / 0:no)
+[ -n "$CROWSNEST_FORCE_RASPICAMFIX" ] || CROWSNEST_FORCE_RASPICAMFIX=1
+# Add Crowsnest to moonraker.conf (update manager) bool (1:yes / 0:no)
+[ -n "$CROWSNEST_ADD_CROWSNEST_MOONRAKER" ] || CROWSNEST_ADD_CROWSNEST_MOONRAKER=1
+
 
 # ustreamer
-[ -n "$CROWSNEST_USTREAMER_DEPS" ] || CROWSNEST_USTREAMER_DEPS="git build-essential libevent-dev libjpeg62-turbo-dev \
+[ -n "$CROWSNEST_USTREAMER_DEPS" ] || CROWSNEST_USTREAMER_DEPS="git build-essential libevent-dev libjpeg8-dev \
 libbsd-dev libraspberrypi-dev libgpiod-dev"
 [ -n "$CROWSNEST_USTREAMER_WITH_OMX" ] || CROWSNEST_USTREAMER_WITH_OMX="y"
 [ -n "$CROWSNEST_USTREAMER_WITH_GPIO" ] || CROWSNEST_USTREAMER_WITH_GPIO="n"
diff --git a/custompios/crowsnest/start_chroot_script b/custompios/crowsnest/start_chroot_script
index 7dac250..4961f3f 100644
--- a/custompios/crowsnest/start_chroot_script
+++ b/custompios/crowsnest/start_chroot_script
@@ -12,8 +12,7 @@
 # shellcheck disable=all
 
 # Error handling
-# set -x # Uncomment for debugging purposes
-set -e
+set -Ee
 
 source /common.sh
 install_cleanup_trap
@@ -22,9 +21,10 @@ echo_green "Installing crowsnest and enable webcam Service ..."
 # install dependencies
 # force apt update
 apt update
-check_install_pkgs ${CROWSNEST_CROWSNEST_DEPS}
+# It could use inbuilt dependencie check, but should speed up if preinstalled.
+check_install_pkgs "${CROWSNEST_CROWSNEST_DEPS}"
 # Move to $HOME dir
-pushd /home/${BASE_USER} &> /dev/null || exit 1
+pushd "/home/${BASE_USER}" &> /dev/null || exit 1
     # make sure config folder exist
     if [ ! -d "${CROWSNEST_DEFAULT_CONF_DIR}" ]; then
         sudo -u "${BASE_USER}" mkdir -p "${CROWSNEST_DEFAULT_CONF_DIR}"
@@ -32,20 +32,13 @@ pushd /home/${BASE_USER} &> /dev/null || exit 1
     # clone Repo
     echo_green "Clone crowsnest repository ..."
     gitclone CROWSNEST_CROWSNEST_REPO crowsnest
-    # install crowsnest
-    pushd /home/${BASE_USER}/crowsnest &> /dev/null || exit 1
-    echo_green "Running crowsnest installer ..."
-    sudo -u "${BASE_USER}" make install
-    # add update manager section to moonraker.conf
-    if [ -f "/home/${BASE_USER}/klipper_config/moonraker.conf" ] &&
-    [ "${CROWSNEST_MOONRAKER_SUPPORT}" == "y" ]; then
-        sudo -u ${BASE_USER} \
-        sh -c 'echo -e "\n" >> /home/$(whoami)/klipper_config/moonraker.conf'
-        sudo -u ${BASE_USER} \
-        sh -c 'cat file_templates/moonraker_update.txt \
-        >> /home/$(whoami)/klipper_config/moonraker.conf'
-    fi
-    if [ "${CROWSNEST_FORCE_RASPICAMFIX}" == "y" ]; then
+    # install crowsnest - use crowsnest's make unattended
+    pushd "/home/${BASE_USER}/crowsnest" &> /dev/null || exit 1
+    echo_green "Launch crowsnest install routine ..."
+    pushd "/home/${BASE_USER}/crowsnest" &> /dev/null || exit 1
+    sudo -u "${BASE_USER}" make unattended
+    # Apply Raspicam fix if enabled.
+    if [ "${CROWSNEST_FORCE_RASPICAMFIX}" == "1" ]; then
         echo -en "Applying Raspicam Fix ... \r"
         sudo sh -c 'echo "bcm2835-v4l2" >> /etc/modules'
         sudo cp file_templates/bcm2835-v4l2.conf /etc/modprobe.d/
diff --git a/file_templates/moonraker_update.txt b/file_templates/moonraker_update.txt
index bddad01..2928aa6 100644
--- a/file_templates/moonraker_update.txt
+++ b/file_templates/moonraker_update.txt
@@ -1,4 +1,5 @@
 
+# Crowsnest update_manager entry
 [update_manager webcamd]
 type: git_repo
 path: ~/crowsnest
diff --git a/tools/install.sh b/tools/install.sh
index 272dcd4..01fd35d 100755
--- a/tools/install.sh
+++ b/tools/install.sh
@@ -2,20 +2,18 @@
 # Crow's Nest
 # A multiple Cam and Stream Service for mainsailOS
 # Written by Stephan Wendel aka KwadFan <me@stephanwe.de>
-# Copyright 2021
+# Copyright 2021 - 2022
 # https://github.com/mainsail-crew/crowsnest
 # GPL V3
 ########
 
 # shellcheck enable=require-variable-braces
 
-## disabeld SC2086 for some lines because there we want 'word splitting'
+## disabled SC2086 for some lines because there we want 'word splitting'
 
+# Exit on errors
 set -Ee
 
-## Debug
-# set -x
-
 # Global Vars
 BASE_USER=$(whoami)
 TITLE="crowsnest - A Webcam Daemon for Raspberry Pi OS"
@@ -27,7 +25,7 @@ if [ ${UID} == '0' ]; then
 fi
 
 ### noninteractive Check
-if [ -z "${DEBIAN_FRONTEND}" ]; then
+if [ "${DEBIAN_FRONTEND}" != "noninteractive" ]; then
     export DEBIAN_FRONTEND=noninteractive
 fi
 
@@ -205,11 +203,12 @@ function install_crowsnest {
         echo -en "Reload systemd to enable new deamon ...\r"
         sudo systemctl daemon-reload
         echo -e "Reload systemd to enable new daemon ... [OK]"
-        echo -en "Enable webcamd.service on boot ...\r"
-        sudo systemctl enable webcamd.service
-        echo -e "Enable webcamd.service on boot ... [OK]\r"
     fi
-    if [ "${UNATTENDED}" == "true" ]; then
+    echo -en "Enable webcamd.service on boot ...\r"
+    sudo systemctl enable webcamd.service
+    echo -e "Enable webcamd.service on boot ... [OK]\r"
+    if [ "${CROWSNEST_ADD_CROWSNEST_MOONRAKER}" == "1" ] &&
+    [ -f "${moonraker_conf}" ]; then
         echo -en "Adding Crowsnest Update Manager entry to moonraker.conf ...\r"
         cat "${moonraker_conf}" "${moonraker_update}" | \
         tee "${moonraker_conf}" > /dev/null
@@ -262,7 +261,7 @@ function install_raspicam_fix {
 while getopts "z" arg; do
     case ${arg} in
         z)
-            echo "Running in UNATTENDED Mode ..."
+            echo "WARN: Running in UNATTENDED Mode ..."
             set -x
             UNATTENDED="true"
             ;;
@@ -274,13 +273,17 @@ done
 install_cleanup_trap
 import_config
 welcome_msg
-detect_existing_webcamd
+if [ "${UNATTENDED}" != "true" ]; then
+    detect_existing_webcamd
+fi
 echo -e "Running apt update first ..."
 sudo apt update
 install_crowsnest
 sub_init
 build_apps
-install_raspicam_fix
+if [ "${UNATTENDED}" != "true" ]; then
+    install_raspicam_fix
+fi
 goodbye_msg
 
 exit 0
diff --git a/tools/uninstall.sh b/tools/uninstall.sh
index aadc4ff..7e14efb 100755
--- a/tools/uninstall.sh
+++ b/tools/uninstall.sh
@@ -142,7 +142,8 @@ function uninstall_go {
 }
 
 function remove_raspicam_fix {
-    if [ -f /proc/device-tree/model ] &&
+    if [ -f /etc/modprobe.d/bcm2835-v4l2.conf ] &&
+    [ -f /proc/device-tree/model ] &&
     grep -q "Raspberry" /proc/device-tree/model ; then
         echo -en "Removing Raspicam Fix ...\r"
         sudo sed -i '/bcm2835/d' /etc/modules